Home / 83,965.98-115,871.67-46,243.74

Finding the Fourth Proportional to 83,965.98, 115,871.67 and 46,243.74

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Solution

The fourth proportional to 83,965.98, 115,871.67 and 46,243.74 is: 63,815.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,965.98 : 115,871.67 = 46,243.74 : x
  2. Step 2: Convert to fraction form
    83,965.98/115,871.67 = 46,243.74/x
  3. Step 3: Cross multiply
    83,965.98x = 115,871.67 × 46,243.74
  4. Step 4: Simplify right side
    83,965.98x = 5,358,339,380.85
  5. Step 5: Solve for x
    x = 5,358,339,380.85/83,965.98
  6. Step 6: Final answer
    x = 63,815.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.